/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/floats-cbmc-regression/float-no-simp4_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float-no-simp4_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 356e353e7bb6e96bd959fe4862b56669bada9c19 .............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float-no-simp4_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 356e353e7bb6e96bd959fe4862b56669bada9c19 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 13:45:34,810 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:45:34,815 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:45:34,832 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:45:34,833 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:45:34,835 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:45:34,837 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:45:34,842 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:45:34,844 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:45:34,845 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:45:34,846 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:45:34,847 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:45:34,855 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:45:34,857 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:45:34,860 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:45:34,862 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:45:34,863 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:45:34,868 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:45:34,873 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:45:34,875 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:45:34,876 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:45:34,880 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:45:34,887 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:45:34,889 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:45:34,889 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:45:34,890 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:45:34,892 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:45:34,894 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:45:34,896 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:45:34,898 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:45:34,899 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:45:34,900 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:45:34,902 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:45:34,902 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:45:34,904 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:45:34,905 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:45:34,907 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 13:45:34,931 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:45:34,931 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:45:34,932 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:45:34,932 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:45:34,935 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:45:34,937 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:45:34,937 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:45:34,937 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:45:34,937 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:45:34,938 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 13:45:34,938 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:45:34,938 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:45:34,938 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:45:34,938 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:45:34,940 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:45:34,941 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:45:34,941 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:45:34,941 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:45:34,941 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:45:34,941 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:45:34,944 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:45:34,944 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:45:34,944 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:45:34,944 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:45:34,944 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:45:34,945 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:45:34,945 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 13:45:34,945 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:45:34,945 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 13:45:34,946 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 356e353e7bb6e96bd959fe4862b56669bada9c19 [2018-09-20 13:45:35,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:45:35,050 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:45:35,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:45:35,058 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:45:35,059 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:45:35,059 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-no-simp4_true-unreach-call.i [2018-09-20 13:45:35,403 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/634cd1c4d/ae66be15c995482a8054dd9756457f48/FLAGef8a6c830 [2018-09-20 13:45:35,678 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:45:35,679 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-no-simp4_true-unreach-call.i [2018-09-20 13:45:35,703 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/634cd1c4d/ae66be15c995482a8054dd9756457f48/FLAGef8a6c830 [2018-09-20 13:45:35,732 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/634cd1c4d/ae66be15c995482a8054dd9756457f48 [2018-09-20 13:45:35,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:45:35,740 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:45:35,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:45:35,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:45:35,750 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:45:35,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:45:35" (1/1) ... [2018-09-20 13:45:35,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5faf1195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:35, skipping insertion in model container [2018-09-20 13:45:35,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:45:35" (1/1) ... [2018-09-20 13:45:35,768 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:45:36,146 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:893) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:976) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:160) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1549) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:325) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:723) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:331) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.dispatchAndConvertFunctionArgument(StandardFunctionHandler.java:1373) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleVerifierAssume(StandardFunctionHandler.java:948) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:160) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1549) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1497) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:339) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1573) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3980) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2445) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:183) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.preRun(MainDispatcher.java:348) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.Dispatcher.run(Dispatcher.java:220) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.doTranslation(CACSL2BoogieTranslatorObserver.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:152) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-09-20 13:45:36,152 INFO L168 Benchmark]: Toolchain (without parser) took 414.61 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:36,154 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:45:36,155 INFO L168 Benchmark]: CACSL2BoogieTranslator took 409.99 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:36,161 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 409.99 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:893) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 13:45:38,465 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:45:38,467 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:45:38,480 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:45:38,480 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:45:38,482 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:45:38,483 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:45:38,485 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:45:38,487 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:45:38,488 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:45:38,489 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:45:38,489 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:45:38,490 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:45:38,491 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:45:38,493 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:45:38,494 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:45:38,495 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:45:38,497 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:45:38,499 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:45:38,501 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:45:38,503 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:45:38,504 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:45:38,507 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:45:38,507 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:45:38,508 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:45:38,509 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:45:38,510 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:45:38,511 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:45:38,512 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:45:38,513 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:45:38,513 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:45:38,515 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:45:38,515 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:45:38,515 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:45:38,516 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:45:38,517 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:45:38,518 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 13:45:38,539 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:45:38,541 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:45:38,542 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:45:38,542 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:45:38,544 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:45:38,544 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:45:38,544 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:45:38,544 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:45:38,545 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:45:38,545 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:45:38,545 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:45:38,545 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:45:38,546 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:45:38,547 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:45:38,547 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 13:45:38,547 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 13:45:38,547 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:45:38,547 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:45:38,547 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:45:38,548 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:45:38,548 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:45:38,548 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:45:38,548 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:45:38,551 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:45:38,551 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:45:38,551 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:45:38,552 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:45:38,552 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 13:45:38,552 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:45:38,552 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 13:45:38,553 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 13:45:38,553 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 356e353e7bb6e96bd959fe4862b56669bada9c19 [2018-09-20 13:45:38,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:45:38,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:45:38,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:45:38,653 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:45:38,653 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:45:38,654 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-no-simp4_true-unreach-call.i [2018-09-20 13:45:39,034 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57dc77a2f/6db11b60004f4fb8927efe7c4664e75a/FLAG1ed8a3613 [2018-09-20 13:45:39,357 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:45:39,358 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-no-simp4_true-unreach-call.i [2018-09-20 13:45:39,373 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57dc77a2f/6db11b60004f4fb8927efe7c4664e75a/FLAG1ed8a3613 [2018-09-20 13:45:39,391 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57dc77a2f/6db11b60004f4fb8927efe7c4664e75a [2018-09-20 13:45:39,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:45:39,399 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:45:39,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:45:39,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:45:39,408 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:45:39,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:45:39" (1/1) ... [2018-09-20 13:45:39,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b8c79b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:39, skipping insertion in model container [2018-09-20 13:45:39,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:45:39" (1/1) ... [2018-09-20 13:45:39,427 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:45:39,780 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:45:39,804 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 13:45:39,868 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:45:40,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:40 WrapperNode [2018-09-20 13:45:40,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 13:45:40,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 13:45:40,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 13:45:40,256 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 13:45:40,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:40" (1/1) ... [2018-09-20 13:45:40,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:40" (1/1) ... [2018-09-20 13:45:40,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:40" (1/1) ... [2018-09-20 13:45:40,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:40" (1/1) ... [2018-09-20 13:45:40,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:40" (1/1) ... [2018-09-20 13:45:40,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:40" (1/1) ... [2018-09-20 13:45:40,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:40" (1/1) ... [2018-09-20 13:45:40,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 13:45:40,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 13:45:40,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 13:45:40,372 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 13:45:40,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:45:40,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 13:45:40,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 13:45:40,551 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 13:45:40,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-09-20 13:45:40,552 INFO L130 BoogieDeclarations]: Found specification of procedure acos [2018-09-20 13:45:40,552 INFO L130 BoogieDeclarations]: Found specification of procedure __acos [2018-09-20 13:45:40,552 INFO L130 BoogieDeclarations]: Found specification of procedure asin [2018-09-20 13:45:40,552 INFO L130 BoogieDeclarations]: Found specification of procedure __asin [2018-09-20 13:45:40,553 INFO L130 BoogieDeclarations]: Found specification of procedure atan [2018-09-20 13:45:40,553 INFO L130 BoogieDeclarations]: Found specification of procedure __atan [2018-09-20 13:45:40,553 INFO L130 BoogieDeclarations]: Found specification of procedure atan2 [2018-09-20 13:45:40,553 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2 [2018-09-20 13:45:40,553 INFO L130 BoogieDeclarations]: Found specification of procedure cos [2018-09-20 13:45:40,553 INFO L130 BoogieDeclarations]: Found specification of procedure __cos [2018-09-20 13:45:40,554 INFO L130 BoogieDeclarations]: Found specification of procedure sin [2018-09-20 13:45:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure __sin [2018-09-20 13:45:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure tan [2018-09-20 13:45:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure __tan [2018-09-20 13:45:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure cosh [2018-09-20 13:45:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure __cosh [2018-09-20 13:45:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure sinh [2018-09-20 13:45:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure __sinh [2018-09-20 13:45:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure tanh [2018-09-20 13:45:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure __tanh [2018-09-20 13:45:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure acosh [2018-09-20 13:45:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure __acosh [2018-09-20 13:45:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure asinh [2018-09-20 13:45:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure __asinh [2018-09-20 13:45:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure atanh [2018-09-20 13:45:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure __atanh [2018-09-20 13:45:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure exp [2018-09-20 13:45:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure __exp [2018-09-20 13:45:40,560 INFO L130 BoogieDeclarations]: Found specification of procedure frexp [2018-09-20 13:45:40,560 INFO L130 BoogieDeclarations]: Found specification of procedure __frexp [2018-09-20 13:45:40,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldexp [2018-09-20 13:45:40,561 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexp [2018-09-20 13:45:40,561 INFO L130 BoogieDeclarations]: Found specification of procedure log [2018-09-20 13:45:40,561 INFO L130 BoogieDeclarations]: Found specification of procedure __log [2018-09-20 13:45:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure log10 [2018-09-20 13:45:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure __log10 [2018-09-20 13:45:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure modf [2018-09-20 13:45:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure __modf [2018-09-20 13:45:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure expm1 [2018-09-20 13:45:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1 [2018-09-20 13:45:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure log1p [2018-09-20 13:45:40,563 INFO L130 BoogieDeclarations]: Found specification of procedure __log1p [2018-09-20 13:45:40,563 INFO L130 BoogieDeclarations]: Found specification of procedure logb [2018-09-20 13:45:40,563 INFO L130 BoogieDeclarations]: Found specification of procedure __logb [2018-09-20 13:45:40,563 INFO L130 BoogieDeclarations]: Found specification of procedure exp2 [2018-09-20 13:45:40,563 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2 [2018-09-20 13:45:40,563 INFO L130 BoogieDeclarations]: Found specification of procedure log2 [2018-09-20 13:45:40,563 INFO L130 BoogieDeclarations]: Found specification of procedure __log2 [2018-09-20 13:45:40,563 INFO L130 BoogieDeclarations]: Found specification of procedure pow [2018-09-20 13:45:40,564 INFO L130 BoogieDeclarations]: Found specification of procedure __pow [2018-09-20 13:45:40,564 INFO L130 BoogieDeclarations]: Found specification of procedure sqrt [2018-09-20 13:45:40,564 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrt [2018-09-20 13:45:40,564 INFO L130 BoogieDeclarations]: Found specification of procedure hypot [2018-09-20 13:45:40,564 INFO L130 BoogieDeclarations]: Found specification of procedure __hypot [2018-09-20 13:45:40,564 INFO L130 BoogieDeclarations]: Found specification of procedure cbrt [2018-09-20 13:45:40,566 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrt [2018-09-20 13:45:40,566 INFO L130 BoogieDeclarations]: Found specification of procedure ceil [2018-09-20 13:45:40,566 INFO L130 BoogieDeclarations]: Found specification of procedure __ceil [2018-09-20 13:45:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-09-20 13:45:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure __fabs [2018-09-20 13:45:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure floor [2018-09-20 13:45:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure __floor [2018-09-20 13:45:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure fmod [2018-09-20 13:45:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure __fmod [2018-09-20 13:45:40,567 INFO L130 BoogieDeclarations]: Found specification of procedure __isinf [2018-09-20 13:45:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure __finite [2018-09-20 13:45:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure isinf [2018-09-20 13:45:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure finite [2018-09-20 13:45:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure drem [2018-09-20 13:45:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure __drem [2018-09-20 13:45:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure significand [2018-09-20 13:45:40,568 INFO L130 BoogieDeclarations]: Found specification of procedure __significand [2018-09-20 13:45:40,569 INFO L130 BoogieDeclarations]: Found specification of procedure copysign [2018-09-20 13:45:40,569 INFO L130 BoogieDeclarations]: Found specification of procedure __copysign [2018-09-20 13:45:40,569 INFO L130 BoogieDeclarations]: Found specification of procedure nan [2018-09-20 13:45:40,569 INFO L130 BoogieDeclarations]: Found specification of procedure __nan [2018-09-20 13:45:40,569 INFO L130 BoogieDeclarations]: Found specification of procedure __isnan [2018-09-20 13:45:40,569 INFO L130 BoogieDeclarations]: Found specification of procedure isnan [2018-09-20 13:45:40,571 INFO L130 BoogieDeclarations]: Found specification of procedure j0 [2018-09-20 13:45:40,571 INFO L130 BoogieDeclarations]: Found specification of procedure __j0 [2018-09-20 13:45:40,571 INFO L130 BoogieDeclarations]: Found specification of procedure j1 [2018-09-20 13:45:40,572 INFO L130 BoogieDeclarations]: Found specification of procedure __j1 [2018-09-20 13:45:40,572 INFO L130 BoogieDeclarations]: Found specification of procedure jn [2018-09-20 13:45:40,572 INFO L130 BoogieDeclarations]: Found specification of procedure __jn [2018-09-20 13:45:40,572 INFO L130 BoogieDeclarations]: Found specification of procedure y0 [2018-09-20 13:45:40,572 INFO L130 BoogieDeclarations]: Found specification of procedure __y0 [2018-09-20 13:45:40,572 INFO L130 BoogieDeclarations]: Found specification of procedure y1 [2018-09-20 13:45:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure __y1 [2018-09-20 13:45:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure yn [2018-09-20 13:45:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure __yn [2018-09-20 13:45:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure erf [2018-09-20 13:45:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure __erf [2018-09-20 13:45:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure erfc [2018-09-20 13:45:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure __erfc [2018-09-20 13:45:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma [2018-09-20 13:45:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma [2018-09-20 13:45:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure tgamma [2018-09-20 13:45:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure __tgamma [2018-09-20 13:45:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure gamma [2018-09-20 13:45:40,575 INFO L130 BoogieDeclarations]: Found specification of procedure __gamma [2018-09-20 13:45:40,576 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma_r [2018-09-20 13:45:40,576 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma_r [2018-09-20 13:45:40,576 INFO L130 BoogieDeclarations]: Found specification of procedure rint [2018-09-20 13:45:40,576 INFO L130 BoogieDeclarations]: Found specification of procedure __rint [2018-09-20 13:45:40,576 INFO L130 BoogieDeclarations]: Found specification of procedure nextafter [2018-09-20 13:45:40,576 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafter [2018-09-20 13:45:40,576 INFO L130 BoogieDeclarations]: Found specification of procedure nexttoward [2018-09-20 13:45:40,576 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttoward [2018-09-20 13:45:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure remainder [2018-09-20 13:45:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure __remainder [2018-09-20 13:45:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn [2018-09-20 13:45:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbn [2018-09-20 13:45:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure ilogb [2018-09-20 13:45:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogb [2018-09-20 13:45:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure scalbln [2018-09-20 13:45:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbln [2018-09-20 13:45:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyint [2018-09-20 13:45:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyint [2018-09-20 13:45:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure round [2018-09-20 13:45:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure __round [2018-09-20 13:45:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure trunc [2018-09-20 13:45:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure __trunc [2018-09-20 13:45:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure remquo [2018-09-20 13:45:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure __remquo [2018-09-20 13:45:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure lrint [2018-09-20 13:45:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure __lrint [2018-09-20 13:45:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure llrint [2018-09-20 13:45:40,583 INFO L130 BoogieDeclarations]: Found specification of procedure __llrint [2018-09-20 13:45:40,583 INFO L130 BoogieDeclarations]: Found specification of procedure lround [2018-09-20 13:45:40,583 INFO L130 BoogieDeclarations]: Found specification of procedure __lround [2018-09-20 13:45:40,584 INFO L130 BoogieDeclarations]: Found specification of procedure llround [2018-09-20 13:45:40,585 INFO L130 BoogieDeclarations]: Found specification of procedure __llround [2018-09-20 13:45:40,585 INFO L130 BoogieDeclarations]: Found specification of procedure fdim [2018-09-20 13:45:40,585 INFO L130 BoogieDeclarations]: Found specification of procedure __fdim [2018-09-20 13:45:40,585 INFO L130 BoogieDeclarations]: Found specification of procedure fmax [2018-09-20 13:45:40,585 INFO L130 BoogieDeclarations]: Found specification of procedure __fmax [2018-09-20 13:45:40,585 INFO L130 BoogieDeclarations]: Found specification of procedure fmin [2018-09-20 13:45:40,585 INFO L130 BoogieDeclarations]: Found specification of procedure __fmin [2018-09-20 13:45:40,586 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify [2018-09-20 13:45:40,586 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit [2018-09-20 13:45:40,586 INFO L130 BoogieDeclarations]: Found specification of procedure fma [2018-09-20 13:45:40,586 INFO L130 BoogieDeclarations]: Found specification of procedure __fma [2018-09-20 13:45:40,586 INFO L130 BoogieDeclarations]: Found specification of procedure scalb [2018-09-20 13:45:40,586 INFO L130 BoogieDeclarations]: Found specification of procedure __scalb [2018-09-20 13:45:40,586 INFO L130 BoogieDeclarations]: Found specification of procedure acosf [2018-09-20 13:45:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure __acosf [2018-09-20 13:45:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure asinf [2018-09-20 13:45:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure __asinf [2018-09-20 13:45:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure atanf [2018-09-20 13:45:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure __atanf [2018-09-20 13:45:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure atan2f [2018-09-20 13:45:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2f [2018-09-20 13:45:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure cosf [2018-09-20 13:45:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure __cosf [2018-09-20 13:45:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure sinf [2018-09-20 13:45:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure __sinf [2018-09-20 13:45:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure tanf [2018-09-20 13:45:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure __tanf [2018-09-20 13:45:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure coshf [2018-09-20 13:45:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure __coshf [2018-09-20 13:45:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure sinhf [2018-09-20 13:45:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhf [2018-09-20 13:45:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure tanhf [2018-09-20 13:45:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhf [2018-09-20 13:45:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure acoshf [2018-09-20 13:45:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshf [2018-09-20 13:45:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure asinhf [2018-09-20 13:45:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhf [2018-09-20 13:45:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure atanhf [2018-09-20 13:45:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhf [2018-09-20 13:45:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure expf [2018-09-20 13:45:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure __expf [2018-09-20 13:45:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure frexpf [2018-09-20 13:45:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpf [2018-09-20 13:45:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpf [2018-09-20 13:45:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpf [2018-09-20 13:45:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure logf [2018-09-20 13:45:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure __logf [2018-09-20 13:45:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure log10f [2018-09-20 13:45:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure __log10f [2018-09-20 13:45:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure modff [2018-09-20 13:45:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure __modff [2018-09-20 13:45:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure expm1f [2018-09-20 13:45:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1f [2018-09-20 13:45:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure log1pf [2018-09-20 13:45:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pf [2018-09-20 13:45:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure logbf [2018-09-20 13:45:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure __logbf [2018-09-20 13:45:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure exp2f [2018-09-20 13:45:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2f [2018-09-20 13:45:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure log2f [2018-09-20 13:45:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure __log2f [2018-09-20 13:45:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure powf [2018-09-20 13:45:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure __powf [2018-09-20 13:45:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtf [2018-09-20 13:45:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtf [2018-09-20 13:45:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure hypotf [2018-09-20 13:45:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotf [2018-09-20 13:45:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtf [2018-09-20 13:45:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtf [2018-09-20 13:45:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure ceilf [2018-09-20 13:45:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure __ceilf [2018-09-20 13:45:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure fabsf [2018-09-20 13:45:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsf [2018-09-20 13:45:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure floorf [2018-09-20 13:45:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure __floorf [2018-09-20 13:45:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure fmodf [2018-09-20 13:45:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodf [2018-09-20 13:45:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure __isinff [2018-09-20 13:45:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure __finitef [2018-09-20 13:45:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure isinff [2018-09-20 13:45:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure finitef [2018-09-20 13:45:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure dremf [2018-09-20 13:45:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure __dremf [2018-09-20 13:45:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure significandf [2018-09-20 13:45:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure __significandf [2018-09-20 13:45:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure copysignf [2018-09-20 13:45:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignf [2018-09-20 13:45:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure nanf [2018-09-20 13:45:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure __nanf [2018-09-20 13:45:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanf [2018-09-20 13:45:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure isnanf [2018-09-20 13:45:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure j0f [2018-09-20 13:45:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure __j0f [2018-09-20 13:45:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure j1f [2018-09-20 13:45:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure __j1f [2018-09-20 13:45:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure jnf [2018-09-20 13:45:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure __jnf [2018-09-20 13:45:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure y0f [2018-09-20 13:45:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure __y0f [2018-09-20 13:45:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure y1f [2018-09-20 13:45:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure __y1f [2018-09-20 13:45:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure ynf [2018-09-20 13:45:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure __ynf [2018-09-20 13:45:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure erff [2018-09-20 13:45:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure __erff [2018-09-20 13:45:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure erfcf [2018-09-20 13:45:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcf [2018-09-20 13:45:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf [2018-09-20 13:45:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf [2018-09-20 13:45:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure tgammaf [2018-09-20 13:45:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammaf [2018-09-20 13:45:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure gammaf [2018-09-20 13:45:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure __gammaf [2018-09-20 13:45:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf_r [2018-09-20 13:45:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf_r [2018-09-20 13:45:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure rintf [2018-09-20 13:45:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure __rintf [2018-09-20 13:45:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterf [2018-09-20 13:45:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterf [2018-09-20 13:45:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardf [2018-09-20 13:45:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardf [2018-09-20 13:45:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure remainderf [2018-09-20 13:45:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderf [2018-09-20 13:45:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnf [2018-09-20 13:45:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnf [2018-09-20 13:45:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbf [2018-09-20 13:45:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbf [2018-09-20 13:45:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnf [2018-09-20 13:45:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnf [2018-09-20 13:45:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintf [2018-09-20 13:45:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintf [2018-09-20 13:45:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure roundf [2018-09-20 13:45:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure __roundf [2018-09-20 13:45:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure truncf [2018-09-20 13:45:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure __truncf [2018-09-20 13:45:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure remquof [2018-09-20 13:45:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure __remquof [2018-09-20 13:45:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure lrintf [2018-09-20 13:45:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintf [2018-09-20 13:45:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure llrintf [2018-09-20 13:45:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintf [2018-09-20 13:45:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure lroundf [2018-09-20 13:45:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundf [2018-09-20 13:45:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure llroundf [2018-09-20 13:45:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundf [2018-09-20 13:45:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure fdimf [2018-09-20 13:45:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure __fdimf [2018-09-20 13:45:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxf [2018-09-20 13:45:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxf [2018-09-20 13:45:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure fminf [2018-09-20 13:45:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure __fminf [2018-09-20 13:45:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyf [2018-09-20 13:45:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitf [2018-09-20 13:45:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure fmaf [2018-09-20 13:45:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaf [2018-09-20 13:45:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure scalbf [2018-09-20 13:45:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbf [2018-09-20 13:45:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure acosl [2018-09-20 13:45:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure __acosl [2018-09-20 13:45:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure asinl [2018-09-20 13:45:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure __asinl [2018-09-20 13:45:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure atanl [2018-09-20 13:45:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure __atanl [2018-09-20 13:45:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure atan2l [2018-09-20 13:45:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2l [2018-09-20 13:45:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure cosl [2018-09-20 13:45:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure __cosl [2018-09-20 13:45:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure sinl [2018-09-20 13:45:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure __sinl [2018-09-20 13:45:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure tanl [2018-09-20 13:45:40,624 INFO L130 BoogieDeclarations]: Found specification of procedure __tanl [2018-09-20 13:45:40,624 INFO L130 BoogieDeclarations]: Found specification of procedure coshl [2018-09-20 13:45:40,624 INFO L130 BoogieDeclarations]: Found specification of procedure __coshl [2018-09-20 13:45:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure sinhl [2018-09-20 13:45:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhl [2018-09-20 13:45:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure tanhl [2018-09-20 13:45:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhl [2018-09-20 13:45:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure acoshl [2018-09-20 13:45:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshl [2018-09-20 13:45:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure asinhl [2018-09-20 13:45:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhl [2018-09-20 13:45:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure atanhl [2018-09-20 13:45:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhl [2018-09-20 13:45:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure expl [2018-09-20 13:45:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure __expl [2018-09-20 13:45:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure frexpl [2018-09-20 13:45:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpl [2018-09-20 13:45:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpl [2018-09-20 13:45:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpl [2018-09-20 13:45:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure logl [2018-09-20 13:45:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure __logl [2018-09-20 13:45:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure log10l [2018-09-20 13:45:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure __log10l [2018-09-20 13:45:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure modfl [2018-09-20 13:45:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure __modfl [2018-09-20 13:45:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure expm1l [2018-09-20 13:45:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1l [2018-09-20 13:45:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure log1pl [2018-09-20 13:45:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pl [2018-09-20 13:45:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure logbl [2018-09-20 13:45:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure __logbl [2018-09-20 13:45:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure exp2l [2018-09-20 13:45:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2l [2018-09-20 13:45:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure log2l [2018-09-20 13:45:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure __log2l [2018-09-20 13:45:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure powl [2018-09-20 13:45:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure __powl [2018-09-20 13:45:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtl [2018-09-20 13:45:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtl [2018-09-20 13:45:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure hypotl [2018-09-20 13:45:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotl [2018-09-20 13:45:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtl [2018-09-20 13:45:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtl [2018-09-20 13:45:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure ceill [2018-09-20 13:45:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure __ceill [2018-09-20 13:45:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure fabsl [2018-09-20 13:45:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsl [2018-09-20 13:45:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure floorl [2018-09-20 13:45:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure __floorl [2018-09-20 13:45:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure fmodl [2018-09-20 13:45:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodl [2018-09-20 13:45:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure __isinfl [2018-09-20 13:45:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure __finitel [2018-09-20 13:45:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure isinfl [2018-09-20 13:45:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure finitel [2018-09-20 13:45:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure dreml [2018-09-20 13:45:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure __dreml [2018-09-20 13:45:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure significandl [2018-09-20 13:45:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure __significandl [2018-09-20 13:45:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure copysignl [2018-09-20 13:45:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignl [2018-09-20 13:45:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure nanl [2018-09-20 13:45:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure __nanl [2018-09-20 13:45:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanl [2018-09-20 13:45:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure isnanl [2018-09-20 13:45:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure j0l [2018-09-20 13:45:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure __j0l [2018-09-20 13:45:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure j1l [2018-09-20 13:45:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure __j1l [2018-09-20 13:45:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure jnl [2018-09-20 13:45:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure __jnl [2018-09-20 13:45:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure y0l [2018-09-20 13:45:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure __y0l [2018-09-20 13:45:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure y1l [2018-09-20 13:45:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure __y1l [2018-09-20 13:45:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ynl [2018-09-20 13:45:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure __ynl [2018-09-20 13:45:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure erfl [2018-09-20 13:45:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure __erfl [2018-09-20 13:45:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure erfcl [2018-09-20 13:45:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcl [2018-09-20 13:45:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal [2018-09-20 13:45:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal [2018-09-20 13:45:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure tgammal [2018-09-20 13:45:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammal [2018-09-20 13:45:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure gammal [2018-09-20 13:45:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure __gammal [2018-09-20 13:45:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal_r [2018-09-20 13:45:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal_r [2018-09-20 13:45:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure rintl [2018-09-20 13:45:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure __rintl [2018-09-20 13:45:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterl [2018-09-20 13:45:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterl [2018-09-20 13:45:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardl [2018-09-20 13:45:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardl [2018-09-20 13:45:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure remainderl [2018-09-20 13:45:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderl [2018-09-20 13:45:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnl [2018-09-20 13:45:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnl [2018-09-20 13:45:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbl [2018-09-20 13:45:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbl [2018-09-20 13:45:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnl [2018-09-20 13:45:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnl [2018-09-20 13:45:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintl [2018-09-20 13:45:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintl [2018-09-20 13:45:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure roundl [2018-09-20 13:45:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure __roundl [2018-09-20 13:45:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure truncl [2018-09-20 13:45:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure __truncl [2018-09-20 13:45:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure remquol [2018-09-20 13:45:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure __remquol [2018-09-20 13:45:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure lrintl [2018-09-20 13:45:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintl [2018-09-20 13:45:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure llrintl [2018-09-20 13:45:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintl [2018-09-20 13:45:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure lroundl [2018-09-20 13:45:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundl [2018-09-20 13:45:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure llroundl [2018-09-20 13:45:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundl [2018-09-20 13:45:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure fdiml [2018-09-20 13:45:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure __fdiml [2018-09-20 13:45:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxl [2018-09-20 13:45:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxl [2018-09-20 13:45:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure fminl [2018-09-20 13:45:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure __fminl [2018-09-20 13:45:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyl [2018-09-20 13:45:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitl [2018-09-20 13:45:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure fmal [2018-09-20 13:45:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure __fmal [2018-09-20 13:45:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure scalbl [2018-09-20 13:45:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbl [2018-09-20 13:45:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure matherr [2018-09-20 13:45:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 13:45:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 13:45:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 13:45:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 13:45:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 13:45:42,172 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 13:45:42,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:45:42 BoogieIcfgContainer [2018-09-20 13:45:42,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 13:45:42,174 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 13:45:42,174 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 13:45:42,178 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 13:45:42,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:45:39" (1/3) ... [2018-09-20 13:45:42,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@185cd395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:45:42, skipping insertion in model container [2018-09-20 13:45:42,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:40" (2/3) ... [2018-09-20 13:45:42,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@185cd395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:45:42, skipping insertion in model container [2018-09-20 13:45:42,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:45:42" (3/3) ... [2018-09-20 13:45:42,181 INFO L112 eAbstractionObserver]: Analyzing ICFG float-no-simp4_true-unreach-call.i [2018-09-20 13:45:42,192 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 13:45:42,202 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 11 error locations. [2018-09-20 13:45:42,256 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 13:45:42,257 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 13:45:42,257 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 13:45:42,257 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 13:45:42,258 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 13:45:42,258 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 13:45:42,258 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 13:45:42,258 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 13:45:42,258 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 13:45:42,280 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states. [2018-09-20 13:45:42,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-20 13:45:42,286 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:42,287 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:42,290 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:42,296 INFO L82 PathProgramCache]: Analyzing trace with hash 1472452136, now seen corresponding path program 1 times [2018-09-20 13:45:42,302 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:42,303 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:42,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:42,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:42,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:42,374 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:42,386 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:42,387 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 13:45:42,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 13:45:42,404 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 13:45:42,404 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 13:45:42,407 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 2 states. [2018-09-20 13:45:42,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:42,460 INFO L93 Difference]: Finished difference Result 197 states and 281 transitions. [2018-09-20 13:45:42,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 13:45:42,461 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2018-09-20 13:45:42,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:42,479 INFO L225 Difference]: With dead ends: 197 [2018-09-20 13:45:42,479 INFO L226 Difference]: Without dead ends: 98 [2018-09-20 13:45:42,483 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 13:45:42,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-09-20 13:45:42,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-09-20 13:45:42,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-09-20 13:45:42,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 98 transitions. [2018-09-20 13:45:42,530 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 98 transitions. Word has length 10 [2018-09-20 13:45:42,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:42,531 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 98 transitions. [2018-09-20 13:45:42,531 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 13:45:42,531 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 98 transitions. [2018-09-20 13:45:42,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-20 13:45:42,532 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:42,532 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:42,533 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:42,533 INFO L82 PathProgramCache]: Analyzing trace with hash 485682228, now seen corresponding path program 1 times [2018-09-20 13:45:42,533 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:42,533 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:42,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:42,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:45,850 WARN L178 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-09-20 13:45:46,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:46,109 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:46,120 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:46,121 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-20 13:45:46,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-20 13:45:46,123 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-20 13:45:46,123 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-09-20 13:45:46,124 INFO L87 Difference]: Start difference. First operand 98 states and 98 transitions. Second operand 7 states. [2018-09-20 13:45:46,957 WARN L178 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2018-09-20 13:45:47,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:47,097 INFO L93 Difference]: Finished difference Result 98 states and 98 transitions. [2018-09-20 13:45:47,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 13:45:47,100 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2018-09-20 13:45:47,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:47,102 INFO L225 Difference]: With dead ends: 98 [2018-09-20 13:45:47,102 INFO L226 Difference]: Without dead ends: 96 [2018-09-20 13:45:47,103 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-20 13:45:47,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-09-20 13:45:47,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-09-20 13:45:47,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-09-20 13:45:47,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 96 transitions. [2018-09-20 13:45:47,115 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 96 transitions. Word has length 14 [2018-09-20 13:45:47,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:47,116 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 96 transitions. [2018-09-20 13:45:47,116 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-20 13:45:47,116 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 96 transitions. [2018-09-20 13:45:47,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-20 13:45:47,118 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:47,118 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:47,119 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:47,120 INFO L82 PathProgramCache]: Analyzing trace with hash 1541417726, now seen corresponding path program 1 times [2018-09-20 13:45:47,120 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:47,120 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:47,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:47,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:49,678 WARN L178 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-09-20 13:45:49,809 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-09-20 13:45:49,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:49,888 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:49,901 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:49,901 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-20 13:45:49,902 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-20 13:45:49,902 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-20 13:45:49,902 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-09-20 13:45:49,903 INFO L87 Difference]: Start difference. First operand 96 states and 96 transitions. Second operand 7 states. [2018-09-20 13:45:50,503 WARN L178 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2018-09-20 13:45:50,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:50,694 INFO L93 Difference]: Finished difference Result 96 states and 96 transitions. [2018-09-20 13:45:50,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 13:45:50,705 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2018-09-20 13:45:50,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:50,706 INFO L225 Difference]: With dead ends: 96 [2018-09-20 13:45:50,706 INFO L226 Difference]: Without dead ends: 94 [2018-09-20 13:45:50,707 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-20 13:45:50,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2018-09-20 13:45:50,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2018-09-20 13:45:50,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-09-20 13:45:50,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 94 transitions. [2018-09-20 13:45:50,714 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 94 transitions. Word has length 18 [2018-09-20 13:45:50,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:50,715 INFO L480 AbstractCegarLoop]: Abstraction has 94 states and 94 transitions. [2018-09-20 13:45:50,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-20 13:45:50,715 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 94 transitions. [2018-09-20 13:45:50,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-20 13:45:50,715 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:50,716 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:50,716 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:50,716 INFO L82 PathProgramCache]: Analyzing trace with hash -785985016, now seen corresponding path program 1 times [2018-09-20 13:45:50,717 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:50,717 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:50,724 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:50,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:53,120 WARN L178 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-09-20 13:45:53,323 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-09-20 13:45:53,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:53,457 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:53,472 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:53,472 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-20 13:45:53,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-20 13:45:53,473 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-20 13:45:53,473 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-09-20 13:45:53,474 INFO L87 Difference]: Start difference. First operand 94 states and 94 transitions. Second operand 7 states. [2018-09-20 13:45:54,232 WARN L178 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2018-09-20 13:45:54,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:54,348 INFO L93 Difference]: Finished difference Result 94 states and 94 transitions. [2018-09-20 13:45:54,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 13:45:54,352 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2018-09-20 13:45:54,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:54,354 INFO L225 Difference]: With dead ends: 94 [2018-09-20 13:45:54,354 INFO L226 Difference]: Without dead ends: 92 [2018-09-20 13:45:54,355 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-20 13:45:54,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2018-09-20 13:45:54,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2018-09-20 13:45:54,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2018-09-20 13:45:54,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 92 transitions. [2018-09-20 13:45:54,364 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 92 transitions. Word has length 22 [2018-09-20 13:45:54,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:54,365 INFO L480 AbstractCegarLoop]: Abstraction has 92 states and 92 transitions. [2018-09-20 13:45:54,365 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-20 13:45:54,365 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 92 transitions. [2018-09-20 13:45:54,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-20 13:45:54,368 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:54,368 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:54,368 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:54,369 INFO L82 PathProgramCache]: Analyzing trace with hash 1190962872, now seen corresponding path program 1 times [2018-09-20 13:45:54,371 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:54,371 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:54,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:54,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:54,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:54,620 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:54,632 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:54,632 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-20 13:45:54,632 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-20 13:45:54,632 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-20 13:45:54,633 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-09-20 13:45:54,633 INFO L87 Difference]: Start difference. First operand 92 states and 92 transitions. Second operand 7 states. [2018-09-20 13:45:54,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:54,893 INFO L93 Difference]: Finished difference Result 92 states and 92 transitions. [2018-09-20 13:45:54,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 13:45:54,894 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 31 [2018-09-20 13:45:54,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:54,896 INFO L225 Difference]: With dead ends: 92 [2018-09-20 13:45:54,896 INFO L226 Difference]: Without dead ends: 90 [2018-09-20 13:45:54,897 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-20 13:45:54,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-09-20 13:45:54,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2018-09-20 13:45:54,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-09-20 13:45:54,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 90 transitions. [2018-09-20 13:45:54,913 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 90 transitions. Word has length 31 [2018-09-20 13:45:54,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:54,915 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 90 transitions. [2018-09-20 13:45:54,915 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-20 13:45:54,915 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 90 transitions. [2018-09-20 13:45:54,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-20 13:45:54,917 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:54,918 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:54,919 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:54,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1645893886, now seen corresponding path program 1 times [2018-09-20 13:45:54,920 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:54,920 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:54,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:54,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:55,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:55,178 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:55,193 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:55,193 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-20 13:45:55,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-20 13:45:55,194 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-20 13:45:55,194 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-09-20 13:45:55,196 INFO L87 Difference]: Start difference. First operand 90 states and 90 transitions. Second operand 7 states. [2018-09-20 13:45:55,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:55,376 INFO L93 Difference]: Finished difference Result 90 states and 90 transitions. [2018-09-20 13:45:55,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 13:45:55,378 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 35 [2018-09-20 13:45:55,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:55,379 INFO L225 Difference]: With dead ends: 90 [2018-09-20 13:45:55,379 INFO L226 Difference]: Without dead ends: 88 [2018-09-20 13:45:55,380 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-20 13:45:55,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-09-20 13:45:55,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2018-09-20 13:45:55,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-09-20 13:45:55,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 88 transitions. [2018-09-20 13:45:55,386 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 88 transitions. Word has length 35 [2018-09-20 13:45:55,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:55,386 INFO L480 AbstractCegarLoop]: Abstraction has 88 states and 88 transitions. [2018-09-20 13:45:55,386 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-20 13:45:55,386 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 88 transitions. [2018-09-20 13:45:55,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-20 13:45:55,387 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:55,388 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:55,388 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:55,388 INFO L82 PathProgramCache]: Analyzing trace with hash -1584795977, now seen corresponding path program 1 times [2018-09-20 13:45:55,389 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:55,389 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:55,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:55,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:55,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:55,633 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:55,643 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:55,643 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-20 13:45:55,643 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-20 13:45:55,643 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-20 13:45:55,644 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-09-20 13:45:55,644 INFO L87 Difference]: Start difference. First operand 88 states and 88 transitions. Second operand 7 states. [2018-09-20 13:45:55,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:55,895 INFO L93 Difference]: Finished difference Result 88 states and 88 transitions. [2018-09-20 13:45:55,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 13:45:55,897 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 44 [2018-09-20 13:45:55,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:55,900 INFO L225 Difference]: With dead ends: 88 [2018-09-20 13:45:55,900 INFO L226 Difference]: Without dead ends: 84 [2018-09-20 13:45:55,901 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-20 13:45:55,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-09-20 13:45:55,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2018-09-20 13:45:55,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-09-20 13:45:55,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 84 transitions. [2018-09-20 13:45:55,908 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 84 transitions. Word has length 44 [2018-09-20 13:45:55,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:55,908 INFO L480 AbstractCegarLoop]: Abstraction has 84 states and 84 transitions. [2018-09-20 13:45:55,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-20 13:45:55,910 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 84 transitions. [2018-09-20 13:45:55,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-20 13:45:55,911 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:55,911 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:55,912 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:55,912 INFO L82 PathProgramCache]: Analyzing trace with hash -526672447, now seen corresponding path program 1 times [2018-09-20 13:45:55,915 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:55,915 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:55,921 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:55,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:56,332 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-20 13:45:56,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:56,387 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:56,406 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:56,406 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-20 13:45:56,407 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-20 13:45:56,407 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-20 13:45:56,407 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-09-20 13:45:56,407 INFO L87 Difference]: Start difference. First operand 84 states and 84 transitions. Second operand 7 states. [2018-09-20 13:45:56,773 WARN L178 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-20 13:45:56,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:56,931 INFO L93 Difference]: Finished difference Result 84 states and 84 transitions. [2018-09-20 13:45:56,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 13:45:56,940 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 48 [2018-09-20 13:45:56,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:56,941 INFO L225 Difference]: With dead ends: 84 [2018-09-20 13:45:56,941 INFO L226 Difference]: Without dead ends: 82 [2018-09-20 13:45:56,941 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-20 13:45:56,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2018-09-20 13:45:56,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2018-09-20 13:45:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-09-20 13:45:56,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 82 transitions. [2018-09-20 13:45:56,950 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 82 transitions. Word has length 48 [2018-09-20 13:45:56,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:56,951 INFO L480 AbstractCegarLoop]: Abstraction has 82 states and 82 transitions. [2018-09-20 13:45:56,951 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-20 13:45:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 82 transitions. [2018-09-20 13:45:56,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-20 13:45:56,955 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:56,955 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:56,955 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:56,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1693366043, now seen corresponding path program 1 times [2018-09-20 13:45:56,956 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:56,956 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:56,967 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:57,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:57,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:57,251 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:57,261 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:57,261 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-20 13:45:57,262 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-20 13:45:57,262 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-20 13:45:57,262 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-09-20 13:45:57,263 INFO L87 Difference]: Start difference. First operand 82 states and 82 transitions. Second operand 7 states. [2018-09-20 13:45:57,424 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-20 13:45:57,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:57,539 INFO L93 Difference]: Finished difference Result 82 states and 82 transitions. [2018-09-20 13:45:57,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 13:45:57,541 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2018-09-20 13:45:57,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:57,542 INFO L225 Difference]: With dead ends: 82 [2018-09-20 13:45:57,542 INFO L226 Difference]: Without dead ends: 80 [2018-09-20 13:45:57,543 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-20 13:45:57,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2018-09-20 13:45:57,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2018-09-20 13:45:57,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-09-20 13:45:57,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 80 transitions. [2018-09-20 13:45:57,547 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 80 transitions. Word has length 58 [2018-09-20 13:45:57,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:57,547 INFO L480 AbstractCegarLoop]: Abstraction has 80 states and 80 transitions. [2018-09-20 13:45:57,547 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-20 13:45:57,547 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 80 transitions. [2018-09-20 13:45:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-20 13:45:57,548 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:57,549 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:57,549 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:57,549 INFO L82 PathProgramCache]: Analyzing trace with hash 1509694565, now seen corresponding path program 1 times [2018-09-20 13:45:57,549 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:57,550 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:57,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:57,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:57,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:57,887 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:57,897 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:57,897 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-20 13:45:57,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-20 13:45:57,898 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-20 13:45:57,898 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-09-20 13:45:57,898 INFO L87 Difference]: Start difference. First operand 80 states and 80 transitions. Second operand 7 states. [2018-09-20 13:45:58,059 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-20 13:45:58,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:58,205 INFO L93 Difference]: Finished difference Result 80 states and 80 transitions. [2018-09-20 13:45:58,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 13:45:58,206 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2018-09-20 13:45:58,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:58,207 INFO L225 Difference]: With dead ends: 80 [2018-09-20 13:45:58,207 INFO L226 Difference]: Without dead ends: 78 [2018-09-20 13:45:58,208 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-20 13:45:58,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2018-09-20 13:45:58,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2018-09-20 13:45:58,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-09-20 13:45:58,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 78 transitions. [2018-09-20 13:45:58,213 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 78 transitions. Word has length 62 [2018-09-20 13:45:58,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:58,213 INFO L480 AbstractCegarLoop]: Abstraction has 78 states and 78 transitions. [2018-09-20 13:45:58,214 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-20 13:45:58,214 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 78 transitions. [2018-09-20 13:45:58,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-20 13:45:58,215 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:58,215 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:58,216 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:58,216 INFO L82 PathProgramCache]: Analyzing trace with hash 495819457, now seen corresponding path program 1 times [2018-09-20 13:45:58,216 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:58,217 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:58,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:58,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:58,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:58,326 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:58,336 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:58,337 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-20 13:45:58,337 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-20 13:45:58,337 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-20 13:45:58,337 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:45:58,338 INFO L87 Difference]: Start difference. First operand 78 states and 78 transitions. Second operand 3 states. [2018-09-20 13:45:58,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:58,343 INFO L93 Difference]: Finished difference Result 85 states and 84 transitions. [2018-09-20 13:45:58,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-20 13:45:58,344 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2018-09-20 13:45:58,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:58,346 INFO L225 Difference]: With dead ends: 85 [2018-09-20 13:45:58,346 INFO L226 Difference]: Without dead ends: 78 [2018-09-20 13:45:58,346 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:45:58,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2018-09-20 13:45:58,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2018-09-20 13:45:58,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-09-20 13:45:58,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 77 transitions. [2018-09-20 13:45:58,355 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 77 transitions. Word has length 73 [2018-09-20 13:45:58,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:58,358 INFO L480 AbstractCegarLoop]: Abstraction has 78 states and 77 transitions. [2018-09-20 13:45:58,358 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-20 13:45:58,358 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 77 transitions. [2018-09-20 13:45:58,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-20 13:45:58,362 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:58,362 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:58,363 INFO L423 AbstractCegarLoop]: === Iteration 12 === [mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:58,363 INFO L82 PathProgramCache]: Analyzing trace with hash -1784015530, now seen corresponding path program 1 times [2018-09-20 13:45:58,363 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:58,363 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-20 13:45:58,369 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:58,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:58,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:58,909 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:58,920 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:58,920 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-09-20 13:45:58,920 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-09-20 13:45:58,921 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-09-20 13:45:58,921 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-09-20 13:45:58,921 INFO L87 Difference]: Start difference. First operand 78 states and 77 transitions. Second operand 12 states. [2018-09-20 13:45:59,531 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 21 [2018-09-20 13:45:59,703 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2018-09-20 13:45:59,910 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 31 [2018-09-20 13:46:00,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:46:00,035 INFO L93 Difference]: Finished difference Result 78 states and 77 transitions. [2018-09-20 13:46:00,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 13:46:00,035 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 77 [2018-09-20 13:46:00,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:46:00,035 INFO L225 Difference]: With dead ends: 78 [2018-09-20 13:46:00,035 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 13:46:00,037 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2018-09-20 13:46:00,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 13:46:00,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 13:46:00,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 13:46:00,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 13:46:00,037 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 77 [2018-09-20 13:46:00,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:46:00,038 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 13:46:00,038 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-09-20 13:46:00,038 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 13:46:00,038 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 13:46:00,043 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 13:46:00,136 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-09-20 13:46:00,137 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 13:46:00,137 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 13:46:00,137 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 13:46:00,137 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 13:46:00,137 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 13:46:00,137 INFO L426 ceAbstractionStarter]: For program point L960-1(line 960) no Hoare annotation was computed. [2018-09-20 13:46:00,137 INFO L426 ceAbstractionStarter]: For program point L960-3(line 960) no Hoare annotation was computed. [2018-09-20 13:46:00,138 INFO L426 ceAbstractionStarter]: For program point L960-4(line 960) no Hoare annotation was computed. [2018-09-20 13:46:00,138 INFO L426 ceAbstractionStarter]: For program point L960-5(line 960) no Hoare annotation was computed. [2018-09-20 13:46:00,138 INFO L426 ceAbstractionStarter]: For program point L960-7(lines 954 991) no Hoare annotation was computed. [2018-09-20 13:46:00,138 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 953 991) no Hoare annotation was computed. [2018-09-20 13:46:00,138 INFO L426 ceAbstractionStarter]: For program point L961-1(line 961) no Hoare annotation was computed. [2018-09-20 13:46:00,138 INFO L426 ceAbstractionStarter]: For program point L961-3(line 961) no Hoare annotation was computed. [2018-09-20 13:46:00,138 INFO L426 ceAbstractionStarter]: For program point L961-4(line 961) no Hoare annotation was computed. [2018-09-20 13:46:00,138 INFO L426 ceAbstractionStarter]: For program point L961-5(line 961) no Hoare annotation was computed. [2018-09-20 13:46:00,138 INFO L426 ceAbstractionStarter]: For program point L961-7(line 961) no Hoare annotation was computed. [2018-09-20 13:46:00,138 INFO L426 ceAbstractionStarter]: For program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 961) no Hoare annotation was computed. [2018-09-20 13:46:00,139 INFO L426 ceAbstractionStarter]: For program point mainErr6ASSERT_VIOLATIONERROR_FUNCTION(line 975) no Hoare annotation was computed. [2018-09-20 13:46:00,139 INFO L426 ceAbstractionStarter]: For program point L982(line 982) no Hoare annotation was computed. [2018-09-20 13:46:00,139 INFO L426 ceAbstractionStarter]: For program point L982-2(line 982) no Hoare annotation was computed. [2018-09-20 13:46:00,139 INFO L426 ceAbstractionStarter]: For program point L982-4(line 982) no Hoare annotation was computed. [2018-09-20 13:46:00,139 INFO L426 ceAbstractionStarter]: For program point L982-5(line 982) no Hoare annotation was computed. [2018-09-20 13:46:00,139 INFO L426 ceAbstractionStarter]: For program point L966(line 966) no Hoare annotation was computed. [2018-09-20 13:46:00,139 INFO L426 ceAbstractionStarter]: For program point L966-2(line 966) no Hoare annotation was computed. [2018-09-20 13:46:00,145 INFO L426 ceAbstractionStarter]: For program point L966-4(line 966) no Hoare annotation was computed. [2018-09-20 13:46:00,146 INFO L426 ceAbstractionStarter]: For program point L966-5(line 966) no Hoare annotation was computed. [2018-09-20 13:46:00,146 INFO L426 ceAbstractionStarter]: For program point L983(line 983) no Hoare annotation was computed. [2018-09-20 13:46:00,146 INFO L426 ceAbstractionStarter]: For program point L983-2(line 983) no Hoare annotation was computed. [2018-09-20 13:46:00,146 INFO L426 ceAbstractionStarter]: For program point L983-4(line 983) no Hoare annotation was computed. [2018-09-20 13:46:00,146 INFO L426 ceAbstractionStarter]: For program point L983-5(line 983) no Hoare annotation was computed. [2018-09-20 13:46:00,146 INFO L426 ceAbstractionStarter]: For program point L983-6(line 983) no Hoare annotation was computed. [2018-09-20 13:46:00,146 INFO L426 ceAbstractionStarter]: For program point L983-8(lines 954 991) no Hoare annotation was computed. [2018-09-20 13:46:00,146 INFO L426 ceAbstractionStarter]: For program point mainErr10ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2018-09-20 13:46:00,147 INFO L426 ceAbstractionStarter]: For program point L967(line 967) no Hoare annotation was computed. [2018-09-20 13:46:00,147 INFO L426 ceAbstractionStarter]: For program point L967-2(line 967) no Hoare annotation was computed. [2018-09-20 13:46:00,147 INFO L426 ceAbstractionStarter]: For program point L967-4(line 967) no Hoare annotation was computed. [2018-09-20 13:46:00,147 INFO L426 ceAbstractionStarter]: For program point L967-5(line 967) no Hoare annotation was computed. [2018-09-20 13:46:00,147 INFO L426 ceAbstractionStarter]: For program point L967-6(line 967) no Hoare annotation was computed. [2018-09-20 13:46:00,147 INFO L426 ceAbstractionStarter]: For program point L967-8(lines 954 991) no Hoare annotation was computed. [2018-09-20 13:46:00,147 INFO L426 ceAbstractionStarter]: For program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 960) no Hoare annotation was computed. [2018-09-20 13:46:00,147 INFO L426 ceAbstractionStarter]: For program point L984-1(line 984) no Hoare annotation was computed. [2018-09-20 13:46:00,147 INFO L426 ceAbstractionStarter]: For program point L984-3(line 984) no Hoare annotation was computed. [2018-09-20 13:46:00,147 INFO L426 ceAbstractionStarter]: For program point L984-4(line 984) no Hoare annotation was computed. [2018-09-20 13:46:00,148 INFO L426 ceAbstractionStarter]: For program point L984-5(line 984) no Hoare annotation was computed. [2018-09-20 13:46:00,148 INFO L426 ceAbstractionStarter]: For program point L984-7(line 984) no Hoare annotation was computed. [2018-09-20 13:46:00,148 INFO L426 ceAbstractionStarter]: For program point L968-1(line 968) no Hoare annotation was computed. [2018-09-20 13:46:00,148 INFO L426 ceAbstractionStarter]: For program point L968-3(line 968) no Hoare annotation was computed. [2018-09-20 13:46:00,148 INFO L426 ceAbstractionStarter]: For program point L968-4(line 968) no Hoare annotation was computed. [2018-09-20 13:46:00,148 INFO L426 ceAbstractionStarter]: For program point L968-5(line 968) no Hoare annotation was computed. [2018-09-20 13:46:00,148 INFO L426 ceAbstractionStarter]: For program point mainErr5ASSERT_VIOLATIONERROR_FUNCTION(line 974) no Hoare annotation was computed. [2018-09-20 13:46:00,153 INFO L426 ceAbstractionStarter]: For program point L968-7(line 968) no Hoare annotation was computed. [2018-09-20 13:46:00,154 INFO L426 ceAbstractionStarter]: For program point mainErr7ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2018-09-20 13:46:00,154 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 959) no Hoare annotation was computed. [2018-09-20 13:46:00,154 INFO L426 ceAbstractionStarter]: For program point mainErr9ASSERT_VIOLATIONERROR_FUNCTION(line 984) no Hoare annotation was computed. [2018-09-20 13:46:00,154 INFO L426 ceAbstractionStarter]: For program point mainErr4ASSERT_VIOLATIONERROR_FUNCTION(line 968) no Hoare annotation was computed. [2018-09-20 13:46:00,154 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 953 991) the Hoare annotation is: true [2018-09-20 13:46:00,154 INFO L426 ceAbstractionStarter]: For program point L989(line 989) no Hoare annotation was computed. [2018-09-20 13:46:00,154 INFO L426 ceAbstractionStarter]: For program point L989-2(line 989) no Hoare annotation was computed. [2018-09-20 13:46:00,154 INFO L426 ceAbstractionStarter]: For program point L989-4(line 989) no Hoare annotation was computed. [2018-09-20 13:46:00,155 INFO L426 ceAbstractionStarter]: For program point L989-5(line 989) no Hoare annotation was computed. [2018-09-20 13:46:00,155 INFO L426 ceAbstractionStarter]: For program point L989-6(line 989) no Hoare annotation was computed. [2018-09-20 13:46:00,155 INFO L426 ceAbstractionStarter]: For program point L989-7(line 989) no Hoare annotation was computed. [2018-09-20 13:46:00,155 INFO L426 ceAbstractionStarter]: For program point L989-9(line 989) no Hoare annotation was computed. [2018-09-20 13:46:00,155 INFO L426 ceAbstractionStarter]: For program point L989-11(line 989) no Hoare annotation was computed. [2018-09-20 13:46:00,155 INFO L426 ceAbstractionStarter]: For program point L989-12(line 989) no Hoare annotation was computed. [2018-09-20 13:46:00,155 INFO L426 ceAbstractionStarter]: For program point L989-14(line 989) no Hoare annotation was computed. [2018-09-20 13:46:00,155 INFO L426 ceAbstractionStarter]: For program point L973(line 973) no Hoare annotation was computed. [2018-09-20 13:46:00,155 INFO L426 ceAbstractionStarter]: For program point L973-2(line 973) no Hoare annotation was computed. [2018-09-20 13:46:00,156 INFO L426 ceAbstractionStarter]: For program point L973-4(line 973) no Hoare annotation was computed. [2018-09-20 13:46:00,156 INFO L426 ceAbstractionStarter]: For program point L973-5(line 973) no Hoare annotation was computed. [2018-09-20 13:46:00,156 INFO L426 ceAbstractionStarter]: For program point L990(line 990) no Hoare annotation was computed. [2018-09-20 13:46:00,156 INFO L426 ceAbstractionStarter]: For program point L990-2(line 990) no Hoare annotation was computed. [2018-09-20 13:46:00,156 INFO L426 ceAbstractionStarter]: For program point mainErr8ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2018-09-20 13:46:00,156 INFO L426 ceAbstractionStarter]: For program point L990-4(line 990) no Hoare annotation was computed. [2018-09-20 13:46:00,156 INFO L426 ceAbstractionStarter]: For program point L990-5(line 990) no Hoare annotation was computed. [2018-09-20 13:46:00,156 INFO L426 ceAbstractionStarter]: For program point L990-6(line 990) no Hoare annotation was computed. [2018-09-20 13:46:00,160 INFO L426 ceAbstractionStarter]: For program point L990-8(lines 953 991) no Hoare annotation was computed. [2018-09-20 13:46:00,161 INFO L426 ceAbstractionStarter]: For program point L974(line 974) no Hoare annotation was computed. [2018-09-20 13:46:00,161 INFO L426 ceAbstractionStarter]: For program point L974-2(line 974) no Hoare annotation was computed. [2018-09-20 13:46:00,161 INFO L426 ceAbstractionStarter]: For program point L974-4(line 974) no Hoare annotation was computed. [2018-09-20 13:46:00,161 INFO L426 ceAbstractionStarter]: For program point L974-5(line 974) no Hoare annotation was computed. [2018-09-20 13:46:00,161 INFO L426 ceAbstractionStarter]: For program point L974-6(line 974) no Hoare annotation was computed. [2018-09-20 13:46:00,161 INFO L426 ceAbstractionStarter]: For program point L974-8(lines 954 991) no Hoare annotation was computed. [2018-09-20 13:46:00,161 INFO L426 ceAbstractionStarter]: For program point L958(line 958) no Hoare annotation was computed. [2018-09-20 13:46:00,161 INFO L426 ceAbstractionStarter]: For program point L958-2(line 958) no Hoare annotation was computed. [2018-09-20 13:46:00,161 INFO L426 ceAbstractionStarter]: For program point L958-4(line 958) no Hoare annotation was computed. [2018-09-20 13:46:00,161 INFO L426 ceAbstractionStarter]: For program point L958-5(line 958) no Hoare annotation was computed. [2018-09-20 13:46:00,162 INFO L426 ceAbstractionStarter]: For program point L975-1(line 975) no Hoare annotation was computed. [2018-09-20 13:46:00,162 INFO L426 ceAbstractionStarter]: For program point L975-3(line 975) no Hoare annotation was computed. [2018-09-20 13:46:00,162 INFO L426 ceAbstractionStarter]: For program point L975-4(line 975) no Hoare annotation was computed. [2018-09-20 13:46:00,162 INFO L426 ceAbstractionStarter]: For program point L975-5(line 975) no Hoare annotation was computed. [2018-09-20 13:46:00,162 INFO L426 ceAbstractionStarter]: For program point L975-7(lines 954 991) no Hoare annotation was computed. [2018-09-20 13:46:00,162 INFO L426 ceAbstractionStarter]: For program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 967) no Hoare annotation was computed. [2018-09-20 13:46:00,162 INFO L426 ceAbstractionStarter]: For program point L959(line 959) no Hoare annotation was computed. [2018-09-20 13:46:00,162 INFO L426 ceAbstractionStarter]: For program point L959-2(line 959) no Hoare annotation was computed. [2018-09-20 13:46:00,162 INFO L426 ceAbstractionStarter]: For program point L959-4(line 959) no Hoare annotation was computed. [2018-09-20 13:46:00,162 INFO L426 ceAbstractionStarter]: For program point L959-5(line 959) no Hoare annotation was computed. [2018-09-20 13:46:00,163 INFO L426 ceAbstractionStarter]: For program point L959-6(line 959) no Hoare annotation was computed. [2018-09-20 13:46:00,163 INFO L426 ceAbstractionStarter]: For program point L959-8(lines 954 991) no Hoare annotation was computed. [2018-09-20 13:46:00,163 INFO L426 ceAbstractionStarter]: For program point L976(line 976) no Hoare annotation was computed. [2018-09-20 13:46:00,163 INFO L426 ceAbstractionStarter]: For program point L976-2(line 976) no Hoare annotation was computed. [2018-09-20 13:46:00,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:46:00 BoogieIcfgContainer [2018-09-20 13:46:00,174 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 13:46:00,174 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 13:46:00,175 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 13:46:00,175 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 13:46:00,175 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:45:42" (3/4) ... [2018-09-20 13:46:00,188 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 13:46:00,203 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 13:46:00,204 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 13:46:00,213 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-09-20 13:46:00,214 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 13:46:00,215 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 13:46:00,322 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 13:46:00,323 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 13:46:00,325 INFO L168 Benchmark]: Toolchain (without parser) took 20928.57 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 288.9 MB). Free memory was 950.5 MB in the beginning and 1.2 GB in the end (delta: -244.2 MB). Peak memory consumption was 44.7 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:00,325 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:46:00,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 854.82 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 827.0 MB in the end (delta: 123.5 MB). Peak memory consumption was 123.5 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:00,326 INFO L168 Benchmark]: Boogie Preprocessor took 115.49 ms. Allocated memory is still 1.0 GB. Free memory was 827.0 MB in the beginning and 821.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:00,326 INFO L168 Benchmark]: RCFGBuilder took 1801.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 821.7 MB in the beginning and 1.1 GB in the end (delta: -241.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:00,327 INFO L168 Benchmark]: TraceAbstraction took 17999.61 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 130.5 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -139.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:46:00,327 INFO L168 Benchmark]: Witness Printer took 148.35 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:00,333 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 854.82 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 827.0 MB in the end (delta: 123.5 MB). Peak memory consumption was 123.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 115.49 ms. Allocated memory is still 1.0 GB. Free memory was 827.0 MB in the beginning and 821.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1801.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 821.7 MB in the beginning and 1.1 GB in the end (delta: -241.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17999.61 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 130.5 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -139.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 148.35 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 975]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 959]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 967]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 984]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 983]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 960]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 990]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 961]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 968]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 974]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 976]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 11 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 102 locations, 11 error locations. SAFE Result, 17.9s OverallTime, 12 OverallIterations, 1 TraceHistogramMax, 5.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 971 SDtfs, 521 SDslu, 3616 SDs, 0 SdLazy, 375 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 515 GetRequests, 424 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 14.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 4 NumberOfFragments, 4 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 11.1s InterpolantComputationTime, 492 NumberOfCodeBlocks, 492 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 480 ConstructedInterpolants, 0 QuantifiedInterpolants, 67044 SizeOfPredicates, 34 NumberOfNonLiveVariables, 596 ConjunctsInSsa, 68 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...